Trace consolidation is more sophisticated, allowing common traces to be identified sooner and fewer probes to be sent, after performing or loading a scan, you can now filter results to just the hosts you are interested in by pressing Ctrl+L (or the "Filter Hosts" button) to open the host filtering interface. This makes it easy to select just Linux hosts, or those running a certain version of Apache, or whatever interests you like easily modify the filter or remove it to see the whole scan security again.

Nmap submitted integrated 1,349 fingerprints (and 81 corrections), more than a thousand signatures were added, bringing the total to 8,501. SMBv2 has already suffered from at least one major security vulnerability.
Source of Nmap tar ball (and RPMs) translations (16 languages so far) including, but however Nmap default is english.